44 visiting now: 19 USA 
4 Singapore 
4 UK 
3 China 
2 Turkey 
1 Kazakhstan 
1 Poland 
1 Colombia 
1 Argentina 
1 Venezuela 
1 Saudi Arabia 
1 Hong Kong 
1 Belarus 
1 India 
1 Brazil 
1 Jordan 
1 Canada 
4 Singapore 4 UK 3 China 2 Turkey 1 Kazakhstan 1 Poland 1 Colombia 1 Argentina 1 Venezuela 1 Saudi Arabia 1 Hong Kong 1 Belarus 1 India 1 Brazil 1 Jordan 1 Canada